- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/22 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIBVI compounds
Patent holdings for IPC class H01L 29/22
Total number of patents in this class: 650
10-year publication summary
|
56
|
65
|
45
|
35
|
41
|
37
|
24
|
13
|
13
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
60 |
| Samsung Electronics Co., Ltd. | 131630 |
46 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1710 |
17 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
14 |
| Nichia Corporation | 3394 |
14 |
| Korrus, Inc. | 447 |
13 |
| The Regents of the University of California | 18943 |
12 |
| Boe Technology Group Co., Ltd. | 35384 |
12 |
| Samsung Display Co., Ltd. | 30585 |
11 |
| OSRAM OLED GmbH | 1841 |
11 |
| International Business Machines Corporation | 60644 |
10 |
| Intel Corporation | 45621 |
10 |
| Micron Technology, Inc. | 24960 |
10 |
| Seoul Semiconductor Co., Ltd. | 1073 |
9 |
| LG Display Co., Ltd. | 11907 |
8 |
| Cree Led, Inc. | 213 |
8 |
| Toshiba Corporation | 12017 |
7 |
| Toyoda Gosei Co., Ltd. | 1746 |
7 |
| Epistar Corporation | 1553 |
7 |
| Lumileds LLC | 1827 |
7 |
| Other owners | 357 |